Do We Have a Biodiversity Crisis

On Planet Earth?

By; Dr. Kent Simmons

How many Species are there?

•

Remarkably, our estimates of the number of unknown species

greatly exceed our count of the number of known species.

•

Most experts estimate the world's species diversity at 10 to

30 million, but that is very approximate.

•

Only 1.4 million species are "known to science"